<template>
    <div class="mui-numbox" data-numbox-min='1'>
        <button class="mui-btn mui-btn-numbox-minus" type="button">-</button>
        <input id="test" class="mui-input-numbox" type="number" value="1" ref="numbox" @change="countChanged" />
        <button class="mui-btn mui-btn-numbox-plus" type="button">+</button>
    </div>
</template>

<script>
import mui from "../../lib/mui/js/mui.min.js";
export default {
    mounted() {
        mui(".mui-numbox").numbox();
    },
    methods: {
        countChanged() {
            this.$emit("getCount", parseInt(this.$refs.numbox.value));
        }
    },
    props: ["max"],
    watch: {
        // 属性监听
        max(newVal,oldVal){
            mui(".mui-numbox").numbox().setOption('max',newVal);
        }
    }
};
</script>

<style lang="scss">

</style>
